<!DOCTYPE html>
<html class="reftest-wait">
<body>
<fieldset id="f" style="overflow: auto;"></fieldset>
<script>
function boom()
{
  var f = document.getElementById("f");
  var s = document.createElement("span");
  s.textContent = "Hello Kitty";
  f.appendChild(s);
  document.documentElement.removeAttribute("class");
}
window.addEventListener("MozReftestInvalidate", boom);
</script>
</body>
</html>
